refactor: move AnkiBroadcastReceiver to :common:android

[criticalAY]

Purpose / Description

Moves AnkiBroadcastReceiver and its locale-helper dependencies (Context.withAppLocale(), getCurrentLocaleTag()) from :AnkiDroid down to :common:android, so widgets, services and other receivers can extend the base receiver without depending on :AnkiDroid.

Fixes

• Part of Architecture Discussion: Module Extraction #20737

Approach

See commits

How Has This Been Tested?

Local build and CI

Learning (optional, can help others)

NA

Checklist

Please, go through these checks before submitting the PR.

• You have a descriptive commit message with a short title (first line, max 50 chars).
• You have commented your code, particularly in hard-to-understand areas
• You have performed a self-review of your own code
• UI changes: include screenshots of all affected screens (in particular showing any new or changed strings)
• UI Changes: You have tested your change using the Google Accessibility Scanner

[david-allison]

Suggested change

	/*
	* Copyright (c) 2020 David Allison <davidallisongithub@gmail.com>
	*
	* This program is free software; you can redistribute it and/or modify it under
	* the terms of the GNU General Public License as published by the Free Software
	* Foundation; either version 3 of the License, or (at your option) any later
	* version.
	*
	* This program is distributed in the hope that it will be useful, but WITHOUT ANY
	* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
	* PARTICULAR PURPOSE. See the GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along with
	* this program. If not, see <http://www.gnu.org/licenses/>.
	*/
	// SPDX-License-Identifier: GPL-3.0-or-later

Beautiful stuff :D